Description

Rosin, Polymer With Maleic Anhydride, Pentaerythritol, Phthalic Anhydride, Soybean Oil And Tall Oil is a specialized, high-performance modified rosin ester resin designed for demanding industrial applications. This compound is engineered to deliver enhanced thermal stability, adhesion, and compatibility, making it a critical formulation component. It is primarily utilized by manufacturers in the coatings, adhesives, and ink industries seeking to improve product durability and performance.

Application

• Hot-Melt Adhesives: Acts as a key tackifier and viscosity modifier, providing excellent adhesion to various substrates including paper, cardboard, and certain plastics.
• Industrial & Protective Coatings: Used in alkyd resin formulations to enhance film hardness, gloss retention, and drying time for metal primers and architectural paints.
• Printing Inks: Serves as a resinous vehicle in gravure and flexographic inks, improving pigment wetting, print gloss, and rub resistance.
• Polymer Modification: Employed as a compatibilizer and processing aid in various polymer blends to improve mechanical properties and processing characteristics.
• Sealants and Caulks: Imparts flexibility, adhesion, and durability in non-curing and low-modulus sealant formulations.

Basic Information

Product Name	Rosin, Polymer With Maleic Anhydride, Pentaerythritol, Phthalic Anhydride, Soybean Oil And Tall Oil
CAS No.	68515-03-7
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Variable (Polymer Distribution)
Synonyms	Maleated Rosin Pentaerythritol Ester; Modified Rosin Ester; Tall Oil Rosin-Maleic Anhydride-Pentaerythritol Polymer; Rosin-Maleic Anhydride Adduct, Esterified with Pentaerythritol and Modified with Soybean/Tall Oil; Tackifying Resin; Polymerized Rosin Ester; R-423 (Potential Trade Name); Alkyd Resin Modifier
EINECS	Contact for details

Quality Control

Our production of Rosin, Polymer With Maleic Anhydride, Pentaerythritol, Phthalic Anhydride, Soybean Oil And Tall Oil adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including acid value, softening point, color, and viscosity. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperatures (15-25°C/59-77°F). Keep away from heat sources and open flame. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Amber solid or viscous liquid
Softening Point (Ring & Ball)	90 - 120 °C
Acid Value	10 - 30 mg KOH/g
Color (Gardner)	≤ 12
Viscosity (at 25°C, 60% in Toluene)	Contact for details
Identification (IR)	Conforms to standard

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.